build(deps): bump cosmwasm-std from 2.1.4 to 2.1.5

Bumps [cosmwasm-std](https://github.com/CosmWasm/cosmwasm) from 2.1.4 to 2.1.5.
- [Release notes](https://github.com/CosmWasm/cosmwasm/releases)
- [Changelog](https://github.com/CosmWasm/cosmwasm/blob/v2.1.5/CHANGELOG.md)
- [Commits](CosmWasm/cosmwasm@v2.1.4...v2.1.5)

---
updated-dependencies:
- dependency-name: cosmwasm-std
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Cargo.toml

@@ -26,7 +26,7 @@ axone-objectarium-client = { path = "packages/axone-objectarium-client" }
 axone-rdf = { path = "packages/axone-rdf" }
 axone-wasm = { path = "packages/axone-wasm" }
 cosmwasm-schema = "2.1.4"
-cosmwasm-std = { version = "2.1.4", features = ["cosmwasm_2_1"] }
+cosmwasm-std = { version = "2.1.5", features = ["cosmwasm_2_1"] }
 cosmwasm-storage = "1.5.2"
 cw-multi-test = "2.2.0"
 cw-storage-plus = "2.0.0"